Remove escape hatch for BEP Artifact path prefixes: No issues have been reported.

RELNOTES: None
PiperOrigin-RevId: 252884684

src/main/java/com/google/devtools/build/lib/analysis/TargetCompleteEvent.java

diff --git a/src/main/java/com/google/devtools/build/lib/analysis/TargetCompleteEvent.java b/src/main/java/com/google/devtools/build/lib/analysis/TargetCompleteEvent.java
index 4c83af5..077cd2e 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/TargetCompleteEvent.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/TargetCompleteEvent.java
@@ -119,11 +119,6 @@
   private final ExecutableTargetData executableTargetData;
   private final boolean bepReportOnlyImportantArtifacts;
 
-  private static final String DISABLE_PREFIX_NAME =
-      "com.google.devtools.build.lib.analysis.TargetCompleteEvent.disable_path_prefix";
-  private static final boolean INCLUDE_PATH_PREFIX =
-      !"1".equals(System.getProperty(DISABLE_PREFIX_NAME));
-
   private TargetCompleteEvent(
       ConfiguredTargetAndData targetAndData,
       NestedSet<Cause> rootCauses,
@@ -324,7 +319,7 @@
       String name, Artifact artifact) {
     File.Builder builder =
         File.newBuilder().setName(name == null ? artifact.getRootRelativePathString() : name);
-    if (INCLUDE_PATH_PREFIX && artifact.getRoot().getComponents() != null) {
+    if (artifact.getRoot().getComponents() != null) {
       builder.addAllPathPrefix(
           Iterables.transform(artifact.getRoot().getComponents(), PathFragment::getPathString));
     }